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METRANS Transportation Center University of Southern California California State University Long Beach

Research

Project Number:
05-13

Research Project:
Study of the Exposition Light-Rail’s Safety for Pedestrians and Drivers

P.I. Name & Address:
Najmedin Meshkati
Department of Civil and Environmental Engineering
University of Southern California
Los Angeles, CA 90089-2531
Tel: (213) 740-8765
Fax: (213) 744-1426
Email: meshkati@usc.edu

Mansour Rahimi
Daniel J. Epstein Department of Industrial and Systems Engineering
University of Southern California
Los Angeles, CA 90089-0193
Email: mrahimi@usc.edu

Jalal Torabzadeh
Mechanical and Aerospace Engineering Department
California State University, Long Beach
1250 Bellflower Boulevard
Long Beach, CA 90840

Email: torabzad@csulb.edu

Project Objective:
The primary objective of this project is to identify and investigate the major factors affecting Exposition light rail line’s safety for pedestrian and drivers and to come up with specific recommendations to improve its safety.  We will try to answer these specific research questions: Where and why do conflicts among light rail, drivers, and pedestrians occur? What are the underlying causes of such accidents on the Expo Line? And, how can such collisions be minimized or eliminated? We will also try for our recommendations to be technically sound, economically cost-effective, and applicable to different populations surrounding the Exposition area, including elderly and children.

Task Descriptions:
1. Field Observation of the two main crossings – La Brea and Crenshaw (3 months)
2. Mapping special population density and crossing behaviors (3 months)
3. Analyzing each crossing desing alternative for each population (4 months)
4. Developing human factors design criteria for pedestrians and drivers for each design alternative (2 months)
5. Developing traffic flow models for each design alternative (2 months)
6. Validating traffic flow models and analyzing potential conflicts (2 months)
7. Submit the final report and begin dissemination (2 months)

Milestones, Dates:
February 1, 2005 – January 31, 2006

Total Budget:
$129,000

Student Involvement:
Two Students @ 25% effort, 12 months, USC
One Student @ $10/hr, 945 hours, USC
One Students @ $12/hr, 642 hours, CSULB
One Student @ $10/hr, 425 hours, CSULB

Relationship to Other Research Projects:
Related to 00-11; part of safety and security focus area; related to urban mobility focus area

Technology Transfer Activities:
Project report posted on the website; results presented to local agencies

Potential Benefits of the Project:
Improved safety for rail transit passengers

TRB Keywords:
Railroad safety, human factors, transit

Primary Subject:
Behavioral sciences and human performance

Goals:
Safety

Enabling Research:
Human performance and behavior

Modal Orientation:
Transit, pedestrian